The function \(f\) is defined by \(f(x) = a(4)^x\), where \(a\) is a …

Question

Prompt

The function

f

is defined by

f (x) = a (4)^{x}

, where

a

is a positive constant. In the

x y

-plane, the graph of

y = f (x)

passes through the point

(0, 13)

. What is the value of

f (0)